# RLSA-2023:2786: wayland security update

RLSA-2023:2786, released June 27, 2026, fixes 1 CVE in wayland (version 0:1.21.0-1.el8). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rlsa-2023-2786
- Platform: Linux
- Released: Jun 27, 2026
- Priority: High (Closes CVE-2021-3782, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://errata.rockylinux.org/RLSA-2023:2786

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [wayland](https://patchblox.com/security/data/product/linux/wayland.md) | rocky 8 | 0:1.21.0-1.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2021-3782](https://patchblox.com/security/data/cve/CVE-2021-3782.md) | High | libwayland-egl: Wayland is a protocol for a compositor to talk to its clients, as well as a C library implementation of that protocol | 9.8 | 0.0032 |  |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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